She is one of the five main characters from the series, alongside Gobo, Wembley, Mokey, and Boober.

Karen Prell has made live appearances with Red at various events.

[6] Red, along with the other Fraggles, was conceived and developed by series creator Jim Henson.

The Red puppet was designed by Michael K. Frith[7] and built by Rollie Krewson.

Prell returned to play Red on Back to the Rock, where she was also attached as an executive producer.